![ACP - The impact of biomass burning and aqueous-phase processing on air quality: a multi-year source apportionment study in the Po Valley, Italy ACP - The impact of biomass burning and aqueous-phase processing on air quality: a multi-year source apportionment study in the Po Valley, Italy](https://acp.copernicus.org/articles/20/1233/2020/acp-20-1233-2020-f10-web.png)
ACP - The impact of biomass burning and aqueous-phase processing on air quality: a multi-year source apportionment study in the Po Valley, Italy
![Associations between comorbidities and immediate and one-year outcomes following supervised exercise therapy and patient education – A cohort study of 24,513 individuals with knee or hip osteoarthritis - Osteoarthritis and Cartilage Associations between comorbidities and immediate and one-year outcomes following supervised exercise therapy and patient education – A cohort study of 24,513 individuals with knee or hip osteoarthritis - Osteoarthritis and Cartilage](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/asset/cafce6b3-42c2-40db-a836-a5b0d228ac14/gr1.jpg)
Associations between comorbidities and immediate and one-year outcomes following supervised exercise therapy and patient education – A cohort study of 24,513 individuals with knee or hip osteoarthritis - Osteoarthritis and Cartilage
![Frontiers | The Impact of Recovery Practices Adopted by Professional Tennis Players on Fatigue Markers According to Training Type Clusters | Sports and Active Living Frontiers | The Impact of Recovery Practices Adopted by Professional Tennis Players on Fatigue Markers According to Training Type Clusters | Sports and Active Living](https://www.frontiersin.org/files/Articles/564093/fspor-02-00109-HTML/image_m/fspor-02-00109-g001.jpg)